Home / 27,221.80-37,572.02-19,585.48

Finding the Fourth Proportional to 27,221.80, 37,572.02 and 19,585.48

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Solution

The fourth proportional to 27,221.80, 37,572.02 and 19,585.48 is: 27,032.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,221.80 : 37,572.02 = 19,585.48 : x
  2. Step 2: Convert to fraction form
    27,221.80/37,572.02 = 19,585.48/x
  3. Step 3: Cross multiply
    27,221.80x = 37,572.02 × 19,585.48
  4. Step 4: Simplify right side
    27,221.80x = 735,865,927.86
  5. Step 5: Solve for x
    x = 735,865,927.86/27,221.80
  6. Step 6: Final answer
    x = 27,032.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.